Whatsapp is very famous app in todays world almost every youth is using this app for various purposes.whatsapp reduce the cost of messaging by sending messages online to your whatsapp contacts.you can use this app for various purposes like for chating sharing videos with friends and relatives.
you can also create a group on this and can use that group for various purposes like in my friends circle I have created a group named preparation for promotion examinations in this group we all discuss the questions and many other things.so you can also use the whatsapp for this type of purpose.you can create group for various purposes.
overall this is a much needed and effective app in the today’s world of technology.you can use this app to call your other contact who is on whatsapp.